<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>瀑布流 </title>
    <link rel="stylesheet" href="css.css">
    
</head>
<body>
 
<div id="box">
  <div class="item"><img src=" image/1.jpg" alt=""></div>
  <div class="item"><img src=" image/2.jpg" alt=""></div>
  <div class="item"><img src=" image/3.jpg" alt=""></div>
  <div class="item"><img src=" image/4.jpg" alt=""></div>
  <div class="item"><img src=" image/5.jpg" alt=""></div>
  <div class="item"><img src=" image/6.jpg" alt=""></div>
  <div class="item"><img src=" image/7.jpg" alt=""></div>
  <div class="item"><img src=" image/8.jpg" alt=""></div>
  <div class="item"><img src=" image/9.jpg" alt=""></div>
  <div class="item"><img src=" image/10.jpg" alt=""></div>
  <div class="item"><img src=" image/5.jpg" alt=""></div>
  <div class="item"><img src=" image/6.jpg" alt=""></div>
  <div class="item"><img src=" image/1.jpg" alt=""></div>
  <div class="item"><img src=" image/2.jpg" alt=""></div>
  <div class="item"><img src=" image/7.jpg" alt=""></div>
  <div class="item"><img src=" image/3.jpg" alt=""></div>
  <div class="item"><img src=" image/6.jpg" alt=""></div>

</div>
</body>
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</html>